102 



Sl'i: FAMILY PloTINX. 



Bill elongate- and pointed; cutting edges of mandibles serrated. Body 

 v uniformly clothed ^^ itii Bofl and small contour feathers. 



GsHUB — PLOTUS. — Bill compressed, straight and pointed; no lateral 

 e ; cutting edge of mandible along the terminal half serrated. 

 Neck very long and slender. 



729. I*. noYse-holIaiidise, Gld., Dart< 



General plumage glossy black ; a white stripe down a part of neck 

 below the eye ; a white line < borders t lie bare throat. 



Male.- Neck and under parts black ; a Long patch of chestnut on 

 the 1 ase of fore-neck. 



Female.— Fore-neck and under parts white. 

 II rt>. ; 1. 2, 3, 4. 6, 7. 



FAMILY— SULID^E. 



Tail wedg< shaped. Web between toes not emarginate, or imperfecth so. 

 Bill subcylindrical and pointed ; no external nostrils. 



GKNU8— SULA. — Bill stout, and tapering towards the extremity, never 

 hooked ; nostrils quite closed in adult. Chin and upper part of 

 throat naked. 



730. S. srrmtor. 6. R- Gray (Sula australis, Gld.), Gannet. 



Plumage mostly white; head and neck washed with yellowish- 

 buff; naked band on throat about 2 in. long; two middle pairs of 

 tail leathers brown, four outer pairs white. 



Y oung. — Sooty brown and spotted white. 



Tota 1 length, about 36 in. ; wing, IS in. ; tarsus, 22 in. 

 Hab. : 3, 4, 5, 6, 9. 



731. S. cyanops, Sundevall (S. personata, Gld.), Masked Gannet 



Adult.- -Pure white, except primaries, secondaries, coverts, and 

 tail, * hich are brcro n ; the basal parts of tail and quills arc \\ lute ; 

 bill pale green to horn-blue; gular and orbital skins are bluish- 

 black, i 3 in. 



Young. -Head, neck, and back brown mixed with white. 



i\ adull specimens have lesser coverts, lower hack, and 

 rump mixed with hi own. otherwise they are like adult. — I \. 

 liutl.r. 



I bib. : 1, 2, 3, (4). 



>. pix-ntor, Linn., Red-legged (iannet. 



Mostly pure w lute, including the tail : outer webs <>t flight leathers 



h or blackish in new moult birds ; naked skin n and eye blue ; 



i . rmilion ; tarsus, l i in. 



SToung birds are mostly all brown to then firsi moult; in second 



i.. and scapulars are white, ami middle tail feathers 



and I ■■'• i are brtra n. 



Hah. : 1, 2. 



>. sula. Linn. (S. leucogastra, Bodd. ; S. fiber, Gld. — immature), 

 Brown < lanm t | Boob} |. 



All upper pan-, fore-neck, and. brown; breast, axil- 



laries, and remaining und< i parts white. 

 length, about 28 in. 



irdi are brownish beneath, or the same mixed with white. 



Hah. : 1, 2, 



